diff --git a/docker/dockerfiles/joex.dockerfile b/docker/dockerfiles/joex.dockerfile
index c99f5e19..df9c90c6 100644
--- a/docker/dockerfiles/joex.dockerfile
+++ b/docker/dockerfiles/joex.dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:20231219
+FROM alpine:3.19.1
 
 ARG version=
 ARG joex_url=
diff --git a/docker/dockerfiles/restserver.dockerfile b/docker/dockerfiles/restserver.dockerfile
index 482324f8..84726bf3 100644
--- a/docker/dockerfiles/restserver.dockerfile
+++ b/docker/dockerfiles/restserver.dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:20231219
+FROM alpine:3.19.1
 
 ARG version=
 ARG restserver_url=